19255968

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 240

約数和(自身を含む): 65862720

約数和(自身を除く): 46606752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 23, 24, 27, 32, 34, 36, 38, 46, 48, 51, 54, 57, 68, 69, 72, 76, 81, 92, 96, 102, 108, 114, 136, 138, 144, 152, 153, 162, 171, 184, 204, 207, 216, 228, 272, 276, 288, 304, 306, 323, 324, 342, 368, 391, 408, 414, 432, 437, 456, 459, 513, 544, 552, 608, 612, 621, 646, 648, 684, 736, 782, 816, 828, 864, 874, 912, 918, 969, 1026, 1104, 1173, 1224, 1242, 1292, 1296, 1311, 1368, 1377, 1539, 1564, 1632, 1656, 1748, 1824, 1836, 1863, 1938, 2052, 2208, 2346, 2448, 2484, 2584, 2592, 2622, 2736, 2754, 2907, 3078, 3128, 3312, 3496, 3519, 3672, 3726, 3876, 3933, 4104, 4692, 4896, 4968, 5168, 5244, 5472, 5508, 5814, 6156, 6256, 6624, 6992, 7038, 7344, 7429, 7452, 7752, 7866, 8208, 8721, 9384, 9936, 10336, 10488, 10557, 11016, 11628, 11799, 12312, 12512, 13984, 14076, 14688, 14858, 14904, 15504, 15732, 16416, 17442, 18768, 19872, 20976, 21114, 22032, 22287, 23256, 23598, 24624, 26163, 28152, 29716, 29808, 31008, 31464, 31671, 34884, 35397, 37536, 41952, 42228, 44064, 44574, 46512, 47196, 49248, 52326, 56304, 59432, 59616, 62928, 63342, 66861, 69768, 70794, 84456, 89148, 93024, 94392, 104652, 112608, 118864, 125856, 126684, 133722, 139536, 141588, 168912, 178296, 188784, 200583, 209304, 237728, 253368, 267444, 279072, 283176, 337824, 356592, 377568, 401166, 418608, 506736, 534888, 566352, 601749, 713184, 802332, 837216, 1013472, 1069776, 1132704, 1203498, 1604664, 2139552, 2406996, 3209328, 4813992, 6418656, 9627984, 19255968]

約数ペア:

[(1, 19255968), (2, 9627984), (3, 6418656), (4, 4813992), (6, 3209328), (8, 2406996), (9, 2139552), (12, 1604664), (16, 1203498), (17, 1132704), (18, 1069776), (19, 1013472), (23, 837216), (24, 802332), (27, 713184), (32, 601749), (34, 566352), (36, 534888), (38, 506736), (46, 418608), (48, 401166), (51, 377568), (54, 356592), (57, 337824), (68, 283176), (69, 279072), (72, 267444), (76, 253368), (81, 237728), (92, 209304), (96, 200583), (102, 188784), (108, 178296), (114, 168912), (136, 141588), (138, 139536), (144, 133722), (152, 126684), (153, 125856), (162, 118864), (171, 112608), (184, 104652), (204, 94392), (207, 93024), (216, 89148), (228, 84456), (272, 70794), (276, 69768), (288, 66861), (304, 63342), (306, 62928), (323, 59616), (324, 59432), (342, 56304), (368, 52326), (391, 49248), (408, 47196), (414, 46512), (432, 44574), (437, 44064), (456, 42228), (459, 41952), (513, 37536), (544, 35397), (552, 34884), (608, 31671), (612, 31464), (621, 31008), (646, 29808), (648, 29716), (684, 28152), (736, 26163), (782, 24624), (816, 23598), (828, 23256), (864, 22287), (874, 22032), (912, 21114), (918, 20976), (969, 19872), (1026, 18768), (1104, 17442), (1173, 16416), (1224, 15732), (1242, 15504), (1292, 14904), (1296, 14858), (1311, 14688), (1368, 14076), (1377, 13984), (1539, 12512), (1564, 12312), (1632, 11799), (1656, 11628), (1748, 11016), (1824, 10557), (1836, 10488), (1863, 10336), (1938, 9936), (2052, 9384), (2208, 8721), (2346, 8208), (2448, 7866), (2484, 7752), (2584, 7452), (2592, 7429), (2622, 7344), (2736, 7038), (2754, 6992), (2907, 6624), (3078, 6256), (3128, 6156), (3312, 5814), (3496, 5508), (3519, 5472), (3672, 5244), (3726, 5168), (3876, 4968), (3933, 4896), (4104, 4692)]